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Act ivit y of FUJITSU in OAI Copyright 2017 FUJITSU LIMITED AKIYAMA Yuko FUJITSU LIMITED
Activity of FUJITSU in OAI
Copyright 2017 FUJITSU LIMITED
AKIYAMA Yuko FUJITSU LIMITED
Who we are
Copyright 2017 FUJITSU LIMITED
Japan’s largest IT services provider and No. 5 in the world. (based on vendor revenue 2015)* We do everything in ICT. We use our experience and the power of ICT to shape the future of society with our customers. 156,000 Fujitsu people support customers in more than 100 countries. FORTUNE named Fujitsu as one of ‘the World's Most Admired Companies‘ for the fourth consecutive year.
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What makes Fujitsu different?
Copyright 2017 FUJITSU LIMITED
Global scale in technology and service capability yet with a local face We integrate solutions in response to our customers’ business needs
Fujitsu is a Japan-based global ICT vendor, seeking affluent society with customer by leveraging ICT technologies and our experiences.
＜Fujitsu’s technology and services for achieving digital innovation.> IT Service
Employees
Data Centers Service Desks
FORTUNE named Fujits as “one of the World’s Most Admired Companies for 4th consecutive year. Fujitsu Chosen for the Dow Jones Sustainability World Index for 16th time in 2015.
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Revenue by sector – FY2015
Copyright 2017 FUJITSU LIMITED
65.7% 20.8%
12.1%
1.3%
Device Solutions
• LSI • Electronic Components • Others
¥603.9 billion US$5.0 billion
Ubiquitous Solutions
• PCs • Mobile Phones • Mobilewear
¥1,040.9 billion US$8.6 billion
Others
¥67.2 billion US$560 million
Technology Solutions
• Solutions / SI • Infrastructure Services • System Products • Network Products
¥3,283.3 billion US$27.3 billion
Note: Consolidated Revenue by Business Segment, Including Intersegment Revenue US$1=120yen, the approximate closing rate on March 31, 2016. FY 2015 is fiscal year ended March 31, 2016. 3
Fujitsu’s Organization
Copyright 2017 FUJITSU LIMITED
FS
FTS
FBR
FMX
FAI
FAL
FKL FCH FHK
FTL
FAPL FMS
FCIPL FIPL
FVL FTH FID FPI
FCI
FNZ
Fujitsu’s 156,000 employees covering over 100 nations connect customers’ HQs & their offices out of Japan and support their global businesses.
EMEIA 29,000
Japan 99,000
Americas 7,000
ASIA 18,000
Oceania 3,000
Yangon
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Working with world class customers
Copyright 2017 FUJITSU LIMITED
Retail Financial Services Transport & Logist ics Utilit ies
Public Sector Manufacturing Communications Health
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Working with world class partners
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FUJITSU’s products and services
Copyright 2017 FUJITSU LIMITED
FUJITSU Supercomputer PRIMEHPC FX10
FUJITSU Server PRIMERGY
FUJITSU Storage ETERNUS
Our datacenters in the world
Technology Solutions
Ubiquitous Product Solutions
Services Systems platform
Device solutions
MB85RS1MT 1Mbit FRAM in very small package for wearable devices
Relay lineup High speed printing thermal printer FTP-62HMCL153
FUJITSU PC LIFEBOOK
FUJITSU Tablet arrows
FUJITSU UBIQUITOUSWARE vital sign sensing
bands
eNB & HeNB
FUJITSU Smartphone
arrows
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Telecommunication
Copyright 2017 FUJITSU LIMITED
Telecommunication is the one of the oldest business domain of FUJITSU.
FUJITSU 富士通
通信 Telecommunication
FUJI means Japanese Symbol Mt. FUJI. TSU means telecommunication in Japanese.
Hello World!
UE User Equipment
eNB eNodeB
UE User Equipment
eNB eNodeB
S-GW Serving-Gateway
MME Mobility Management
Entity
P-GW Packet Data Network-Gateway
HSS Home Subscribe Server
PCRF Policy and Charging
Rules Function Internet Other Networks
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Activities using OAI
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Things has been done on OAI
Others
✔PUCCH format 3 ✔Sounding RS(UE/eNB) ✔Turbo Decoder(UE) offloaded to FPGA ✔ TA / Path Searcher ✔Performance Improvement(Error Free)
Copyright 2017 FUJITSU LIMITED
2016 Q2 Apr May Jun
2016 Q3 Jul Aug Sep
2016 Q4 Oct Nov Dec
2017 Q1 Jan Feb Mar
2016 Q2 Apr May Jun
2016 Q3 Jul Aug Sep
2016 Q4 Oct Nov Dec
2017 Q1 Jan Feb Mar
Performance Investigation
Special TM TDD config2
w/o S1
With OAI EPC
2 UEs
20 MHz
Performance Improvement
with S1
L1/L2 Process Separation
L1/L2 Server Separation
40 MHz
0.5m TTI
Performance Improvement
with USRP with FUJITSU RF ✔2Mbps
(FDD) ✔5Mbps
(FDD) ✔3Mbps
(TDD) ✔15Mbps
(TDD) ✔42Mbps
(TDD) ✔84Mbps
(TDD)
Core Assignment Optimization
Pseudo UEs (UE sim)
40MHz Band Width/0.5m TTI with Fujitsu RF Unit 84Mbps
TDD Configurat ion2
20MHz Band Width
2 UEs Connect ion
L1/L2 Server Separat ion
3Mbps
15Mbps
42Mbps
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System configuration
Copyright 2017 FUJITSU LIMITED
L2/L3 Processing
L1 Processing
OAI eNodeB(BBU)
Ethernet
OAI UE
Air or Cable
L1-L3 Processing
Turbo Decoding
PCIe
FPGA
USRP USRP
Ethernet Ethernet
OAI E
PC (
IA S
erve
r)
Ethe
rnet
We have Developed a Test system for 5G using OAI.
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HW Accelerator with FPGA Board
Copyright 2017 FUJITSU LIMITED
Turbo Decoder on the UE side is offloaded to FPGA Board
DL
L1 P
roce
ss (
UE
Side
)
RF
de-Rate matching
descrambling
demodulation
IDFT
MMSE
FFT
CRC check
Turbo decoding
Sub-Carrier demapping
PCI Express
FPGA Board
Turbo Dec #0
Turbo Dec #7
・・・
DL throughput is improved by being able to process Turbo decoder in parallel.
To Upper Layer
CRC Check
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Current status
Copyright 2017 FUJITSU LIMITED
FUJITSU has been working on OAI modification On top of OAI master 18th Jun 2016
FUJITSU reached the following performance 42Mbps (TDD Configuration2/BW:20MHz/TTI:1.0msec) with OAI-EPC, OAI-eNB, OAI-UE
84Mbps (TDD Configuration2/BW:40MHz/TTI:0.5msec) with OAI-EPC, OAI-eNB, OAI-UE
Note: Turbo Decode in UE is off loaded to FPGA Note: eNB is divided into 2 servers (L1 Server and L2 Server)
FUJITSU reached the following stability (Error Free)
Ping success ratio 100% No HARQ retransmission
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Fujitsu 5G Focus (Virtual Cell)
Copyright 2017 FUJITSU LIMITED
Centralized BBU controls high-density distributed antenna units (RRH) to generate user centric virtual cells which eliminate inter-cell interference.
Antenna unit (RRH)
Antenna
1 Unit 3 Units 6 Units 8 Units
Flexible configuration
Dynamic virtual cell control Flexible antenna unit configurat ion
Centralized BBU
5G Technology Achieving High Capacity ◎ Ultra high-density small cell placement ◎ Coordinated scheduling for dynamic virtual cell control ◎ Flexible antenna unit configuration for high throughput in various environment
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Challenges
Copyright 2017 FUJITSU LIMITED 15
Service Vision We plan to provide the network service to the customer by using a local LTE
Network. We would like to use OAI to build the network.
Copyright 2017 FUJITSU LIMITED
RRH
BBU
IPSec GW S-GW EPC
End user terminal
Carrier base station
The Internet
Carrier LTE coverage
Enterprise information
system
Carrier LTE NW
Local LTE NW area (Office, Plant, etc…)
P-GW
Quick deployment and Easy configuration
IMS
Others
Another Areas
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Future Development We would like to improve OAI’s quality and add important features to realize
Local LTE network by OAI.
Copyright 2017 FUJITSU LIMITED
RRH
BBU
S-GW P-GW
End user terminal which can be used in Carrier LTE Network
We plan to ...
3. Improve OAI’s quality for commercial use
• Bug fixes • Error handling
1. Develop Call Processing functions
• 3GPP features for basic Call Processing
2. Improve OAI’s performance
• Enhance OAI’s Specifications
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Target
Copyright 2017 FUJITSU LIMITED
We will combine OAI and the ICT solution of Fujitsu, and will develop services by the end of Mar. 2018.
Application • Exchange/Lync/SharePoint • SAP/Oracle…etc.
Network Datacenters / Cloud
Server / Storage • PRIMERGY/NetApp • CISCO…etc.
Managed Service • Service Desk • Remote
Operation • Onsite
Maintenance
BBU 18
Copyright 2017 FUJITSU LIMITED
